Home / 9,904.20-14,855.76-3,329.70

Finding the Fourth Proportional to 9,904.20, 14,855.76 and 3,329.70

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Solution

The fourth proportional to 9,904.20, 14,855.76 and 3,329.70 is: 4,994.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,904.20 : 14,855.76 = 3,329.70 : x
  2. Step 2: Convert to fraction form
    9,904.20/14,855.76 = 3,329.70/x
  3. Step 3: Cross multiply
    9,904.20x = 14,855.76 × 3,329.70
  4. Step 4: Simplify right side
    9,904.20x = 49,465,224.07
  5. Step 5: Solve for x
    x = 49,465,224.07/9,904.20
  6. Step 6: Final answer
    x = 4,994.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.